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8.1.9
Radial eccentricity, concentricity and axial eccentricity
The shaft and flange accuracies for the 1FK2 motors are implemented to DIN 42955 (IEC
60072-1) as standard (Normal class).
Table 8-3
Radial eccentricity tolerance of the shaft to the frame axis (referred to cylindrical shaft ends)
Motor
Standard (Normal class)
1FK2☐02
0.03 mm
1FK2☐03
0.035 mm
1FK2☐04
0.04 mm
/
①
Motor
②
Motor shaft
③
Dial gauge
Figure 8-2
Checking the radial eccentricity
Table 8-4
Concentricity and axial eccentricity tolerance of the flange surface to the shaft axis (referred
to the centering diameter of the mounting flange)
Motor
Standard (Normal class)
1FK2☐02
0.08 mm
1FK2☐03
1FK2☐04
PP
PP
$
%
A
Check for concentricity
①
Motor
B
Check for axial eccentricity
②
Motor shaft
③
Dial gauge
Figure 8-3
Checking the concentricity and axial eccentricity
Technical specifications
8.1 Technical data and properties of the motor
SINAMICS S210 servo drive system
184
Operating Instructions, 12/2017, A5E41702836B AA
Summary of Contents for SIMOTICS S-1FK2
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